This book light presents a multi-functional light fixture for reading and more. Description from source below reads:
"Lumio lamp by architect and designer Max Gunawan is designed like a beautiful . To turn it on, open it up and to turn it off, simply close it. The lamp has built-in magnets which allow you to mount Lumio on metal surfaces in many different configurations. The LED lights draws their energy from built-in lithium-ion battery which lasts for up to 8 hours. You can charge the battery via micro USB from your PC/Laptop or compatible USB charger."